@prefix frbr: <http://purl.org/vocab/frbr/core#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .

frbr:part a owl:ObjectProperty,
        owl:TransitiveProperty ;
    rdfs:label "has part"@en ;
    rdfs:comment """
An endeavour incorporating another endeavour.
        """@en ;
    rdfs:domain frbr:Endeavour ;
    rdfs:isDefinedBy frbr: ;
    rdfs:range frbr:Endeavour .